Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 9 |
3 | 56 |
4 | 441 |
5 | 3952 |
6 | 40161 |
7 | 442248 |
8 | 5288933 |
9 | 67100072 |
10 | 904408398 |
11 | 12777826272 |
12 | 189324035423 |
13 | 2917525618256 |
14 | 46754429476800 |
15 | 774965979970096 |
16 | 13279872426589125 |
17 | 234395323126241080 |
18 | 4258775222885983350 |
19 | 79442662095373693728 |
20 | 1520453631213137081776 |
[1,2,9,56,441,3952,40161,442248,5288933,67100072, 904408398,12777826272,189324035423,2917525618256, 46754429476800,774965979970096,13279872426589125, 234395323126241080,4258775222885983350, 79442662095373693728,1520453631213137081776] |